| /* coff information for Zilog Z80 |
| Copyright (C) 2005-2016 Free Software Foundation, Inc. |
| Contributed by Arnold Metselaar <arnold_m@operamail.com> |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| |
| #define L_LNNO_SIZE 4 |
| #include "coff/external.h" |
| |
| /* z80 backend does not use dots in section names. */ |
| #undef _TEXT |
| #define _TEXT "text" |
| #undef _DATA |
| #define _DATA "data" |
| #undef _BSS |
| #define _BSS "bss" |
| |
| /* Type of cpu is stored in flags. */ |
| #define F_MACHMASK 0xF000 |
| |
| /* Z80 COFF encodes the section alignment in the section header flags */ |
| #define COFF_ALIGN_IN_SECTION_HEADER 1 |
| #define COFF_ALIGN_IN_S_FLAGS 1 |
| #define F_ALGNMASK 0x0F00 |
| /* requires a power-of-two argument */ |
| #define COFF_ENCODE_ALIGNMENT(S,X) ((S).s_flags |= (((unsigned)(X)&0xF)<<8)) |
| /* result is a power of two */ |
| #define COFF_DECODE_ALIGNMENT(X) (((X)>>8)&0xF) |
| |
| #define Z80MAGIC 0x805A |
| |
| #define Z80BADMAG(x) (((x).f_magic != Z80MAGIC)) |
| |
| /* Relocation directives. */ |
| |
| /* This format actually has more bits than we need. */ |
| |
| struct external_reloc |
| { |
| char r_vaddr[4]; |
| char r_symndx[4]; |
| char r_offset[4]; |
| char r_type[2]; |
| char r_stuff[2]; |
| }; |
| |
| #define RELOC struct external_reloc |
| #define RELSZ 16 |